diff options
Diffstat (limited to 'core/src/fxcodec/lbmp/fx_bmp.h')
-rw-r--r-- | core/src/fxcodec/lbmp/fx_bmp.h | 310 |
1 files changed, 155 insertions, 155 deletions
diff --git a/core/src/fxcodec/lbmp/fx_bmp.h b/core/src/fxcodec/lbmp/fx_bmp.h index d1232f1f11..06bfe1e99d 100644 --- a/core/src/fxcodec/lbmp/fx_bmp.h +++ b/core/src/fxcodec/lbmp/fx_bmp.h @@ -1,155 +1,155 @@ -// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include <setjmp.h>
-
-#include "core/include/fxcrt/fx_basic.h"
-
-#define BMP_SUPPORT_BITFIELD
-#define BMP_WIDTHBYTES(width, bitCount) ((width * bitCount) + 31) / 32 * 4
-#define BMP_PAL_ENCODE(a, r, g, b) \
- (((FX_DWORD)(a) << 24) | ((r) << 16) | ((g) << 8) | (b))
-#define BMP_D_STATUS_HEADER 0x01
-#define BMP_D_STATUS_PAL 0x02
-#define BMP_D_STATUS_DATA_PRE 0x03
-#define BMP_D_STATUS_DATA 0x04
-#define BMP_D_STATUS_TAIL 0x00
-#define BMP_SIGNATURE 0x4D42
-#define BMP_PAL_NEW 0
-#define BMP_PAL_OLD 1
-#define RLE_MARKER 0
-#define RLE_EOL 0
-#define RLE_EOI 1
-#define RLE_DELTA 2
-#define BMP_RGB 0L
-#define BMP_RLE8 1L
-#define BMP_RLE4 2L
-#define BMP_BITFIELDS 3L
-#define BMP_BIT_555 0
-#define BMP_BIT_565 1
-#define BMP_MAX_ERROR_SIZE 256
-#pragma pack(1)
-typedef struct tagBmpFileHeader {
- FX_WORD bfType;
- FX_DWORD bfSize;
- FX_WORD bfReserved1;
- FX_WORD bfReserved2;
- FX_DWORD bfOffBits;
-} BmpFileHeader, *BmpFileHeaderPtr;
-typedef struct tagBmpCoreHeader {
- FX_DWORD bcSize;
- FX_WORD bcWidth;
- FX_WORD bcHeight;
- FX_WORD bcPlanes;
- FX_WORD bcBitCount;
-} BmpCoreHeader, *BmpCoreHeaderPtr;
-typedef struct tagBmpInfoHeader {
- FX_DWORD biSize;
- int32_t biWidth;
- int32_t biHeight;
- FX_WORD biPlanes;
- FX_WORD biBitCount;
- FX_DWORD biCompression;
- FX_DWORD biSizeImage;
- int32_t biXPelsPerMeter;
- int32_t biYPelsPerMeter;
- FX_DWORD biClrUsed;
- FX_DWORD biClrImportant;
-} BmpInfoHeader, *BmpInfoHeaderPtr;
-#pragma pack()
-typedef struct tag_bmp_decompress_struct bmp_decompress_struct;
-typedef bmp_decompress_struct* bmp_decompress_struct_p;
-typedef bmp_decompress_struct_p* bmp_decompress_struct_pp;
-struct tag_bmp_decompress_struct {
- jmp_buf jmpbuf;
- FX_CHAR* err_ptr;
- void (*_bmp_error_fn)(bmp_decompress_struct_p gif_ptr,
- const FX_CHAR* err_msg);
-
- void* context_ptr;
-
- BmpFileHeaderPtr bmp_header_ptr;
- BmpInfoHeaderPtr bmp_infoheader_ptr;
- int32_t width;
- int32_t height;
- FX_DWORD compress_flag;
- int32_t components;
- int32_t src_row_bytes;
- int32_t out_row_bytes;
- uint8_t* out_row_buffer;
- FX_WORD bitCounts;
- FX_DWORD color_used;
- FX_BOOL imgTB_flag;
- int32_t pal_num;
- int32_t pal_type;
- FX_DWORD* pal_ptr;
- FX_DWORD data_size;
- FX_DWORD img_data_offset;
- FX_DWORD img_ifh_size;
- int32_t row_num;
- int32_t col_num;
- int32_t dpi_x;
- int32_t dpi_y;
-#ifdef BMP_SUPPORT_BITFIELD
- FX_DWORD mask_red;
- FX_DWORD mask_green;
- FX_DWORD mask_blue;
-#endif
-
- FX_BOOL (*_bmp_get_data_position_fn)(bmp_decompress_struct_p bmp_ptr, FX_DWORD cur_pos);
- void (*_bmp_get_row_fn)(bmp_decompress_struct_p bmp_ptr,
- int32_t row_num,
- uint8_t* row_buf);
- uint8_t* next_in;
- FX_DWORD avail_in;
- FX_DWORD skip_size;
- int32_t decode_status;
-};
-void _bmp_error(bmp_decompress_struct_p bmp_ptr, const FX_CHAR* err_msg);
-bmp_decompress_struct_p _bmp_create_decompress();
-void _bmp_destroy_decompress(bmp_decompress_struct_pp bmp_ptr_ptr);
-int32_t _bmp_read_header(bmp_decompress_struct_p bmp_ptr);
-int32_t _bmp_decode_image(bmp_decompress_struct_p bmp_ptr);
-int32_t _bmp_decode_rgb(bmp_decompress_struct_p bmp_ptr);
-int32_t _bmp_decode_rle8(bmp_decompress_struct_p bmp_ptr);
-int32_t _bmp_decode_rle4(bmp_decompress_struct_p bmp_ptr);
-uint8_t* _bmp_read_data(bmp_decompress_struct_p bmp_ptr,
- uint8_t** des_buf_pp,
- FX_DWORD data_size);
-void _bmp_save_decoding_status(bmp_decompress_struct_p bmp_ptr, int32_t status);
-void _bmp_input_buffer(bmp_decompress_struct_p bmp_ptr,
- uint8_t* src_buf,
- FX_DWORD src_size);
-FX_DWORD _bmp_get_avail_input(bmp_decompress_struct_p bmp_ptr,
- uint8_t** avial_buf_ptr);
-#define BMP_PTR_NOT_NULL(ptr, bmp_ptr) \
- if (ptr == NULL) { \
- _bmp_error(bmp_ptr, "Out Of Memory"); \
- return 0; \
- }
-typedef struct tag_bmp_compress_struct bmp_compress_struct;
-typedef bmp_compress_struct* bmp_compress_struct_p;
-typedef bmp_compress_struct_p* bmp_compress_struct_pp;
-struct tag_bmp_compress_struct {
- BmpFileHeader file_header;
- BmpInfoHeader info_header;
- uint8_t* src_buf;
- FX_DWORD src_pitch;
- FX_DWORD src_row;
- uint8_t src_bpp;
- FX_DWORD src_width;
- FX_BOOL src_free;
- FX_DWORD* pal_ptr;
- FX_WORD pal_num;
-#ifdef BMP_SUPPORT_BITFIELD
- uint8_t bit_type;
-#endif
-};
-bmp_compress_struct_p _bmp_create_compress();
-void _bmp_destroy_compress(bmp_compress_struct_p bmp_ptr);
-FX_BOOL _bmp_encode_image(bmp_compress_struct_p bmp_ptr,
- uint8_t*& dst_buf,
- FX_DWORD& dst_size);
+// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include <setjmp.h> + +#include "core/include/fxcrt/fx_basic.h" + +#define BMP_SUPPORT_BITFIELD +#define BMP_WIDTHBYTES(width, bitCount) ((width * bitCount) + 31) / 32 * 4 +#define BMP_PAL_ENCODE(a, r, g, b) \ + (((FX_DWORD)(a) << 24) | ((r) << 16) | ((g) << 8) | (b)) +#define BMP_D_STATUS_HEADER 0x01 +#define BMP_D_STATUS_PAL 0x02 +#define BMP_D_STATUS_DATA_PRE 0x03 +#define BMP_D_STATUS_DATA 0x04 +#define BMP_D_STATUS_TAIL 0x00 +#define BMP_SIGNATURE 0x4D42 +#define BMP_PAL_NEW 0 +#define BMP_PAL_OLD 1 +#define RLE_MARKER 0 +#define RLE_EOL 0 +#define RLE_EOI 1 +#define RLE_DELTA 2 +#define BMP_RGB 0L +#define BMP_RLE8 1L +#define BMP_RLE4 2L +#define BMP_BITFIELDS 3L +#define BMP_BIT_555 0 +#define BMP_BIT_565 1 +#define BMP_MAX_ERROR_SIZE 256 +#pragma pack(1) +typedef struct tagBmpFileHeader { + FX_WORD bfType; + FX_DWORD bfSize; + FX_WORD bfReserved1; + FX_WORD bfReserved2; + FX_DWORD bfOffBits; +} BmpFileHeader, *BmpFileHeaderPtr; +typedef struct tagBmpCoreHeader { + FX_DWORD bcSize; + FX_WORD bcWidth; + FX_WORD bcHeight; + FX_WORD bcPlanes; + FX_WORD bcBitCount; +} BmpCoreHeader, *BmpCoreHeaderPtr; +typedef struct tagBmpInfoHeader { + FX_DWORD biSize; + int32_t biWidth; + int32_t biHeight; + FX_WORD biPlanes; + FX_WORD biBitCount; + FX_DWORD biCompression; + FX_DWORD biSizeImage; + int32_t biXPelsPerMeter; + int32_t biYPelsPerMeter; + FX_DWORD biClrUsed; + FX_DWORD biClrImportant; +} BmpInfoHeader, *BmpInfoHeaderPtr; +#pragma pack() +typedef struct tag_bmp_decompress_struct bmp_decompress_struct; +typedef bmp_decompress_struct* bmp_decompress_struct_p; +typedef bmp_decompress_struct_p* bmp_decompress_struct_pp; +struct tag_bmp_decompress_struct { + jmp_buf jmpbuf; + FX_CHAR* err_ptr; + void (*_bmp_error_fn)(bmp_decompress_struct_p gif_ptr, + const FX_CHAR* err_msg); + + void* context_ptr; + + BmpFileHeaderPtr bmp_header_ptr; + BmpInfoHeaderPtr bmp_infoheader_ptr; + int32_t width; + int32_t height; + FX_DWORD compress_flag; + int32_t components; + int32_t src_row_bytes; + int32_t out_row_bytes; + uint8_t* out_row_buffer; + FX_WORD bitCounts; + FX_DWORD color_used; + FX_BOOL imgTB_flag; + int32_t pal_num; + int32_t pal_type; + FX_DWORD* pal_ptr; + FX_DWORD data_size; + FX_DWORD img_data_offset; + FX_DWORD img_ifh_size; + int32_t row_num; + int32_t col_num; + int32_t dpi_x; + int32_t dpi_y; +#ifdef BMP_SUPPORT_BITFIELD + FX_DWORD mask_red; + FX_DWORD mask_green; + FX_DWORD mask_blue; +#endif + + FX_BOOL (*_bmp_get_data_position_fn)(bmp_decompress_struct_p bmp_ptr, FX_DWORD cur_pos); + void (*_bmp_get_row_fn)(bmp_decompress_struct_p bmp_ptr, + int32_t row_num, + uint8_t* row_buf); + uint8_t* next_in; + FX_DWORD avail_in; + FX_DWORD skip_size; + int32_t decode_status; +}; +void _bmp_error(bmp_decompress_struct_p bmp_ptr, const FX_CHAR* err_msg); +bmp_decompress_struct_p _bmp_create_decompress(); +void _bmp_destroy_decompress(bmp_decompress_struct_pp bmp_ptr_ptr); +int32_t _bmp_read_header(bmp_decompress_struct_p bmp_ptr); +int32_t _bmp_decode_image(bmp_decompress_struct_p bmp_ptr); +int32_t _bmp_decode_rgb(bmp_decompress_struct_p bmp_ptr); +int32_t _bmp_decode_rle8(bmp_decompress_struct_p bmp_ptr); +int32_t _bmp_decode_rle4(bmp_decompress_struct_p bmp_ptr); +uint8_t* _bmp_read_data(bmp_decompress_struct_p bmp_ptr, + uint8_t** des_buf_pp, + FX_DWORD data_size); +void _bmp_save_decoding_status(bmp_decompress_struct_p bmp_ptr, int32_t status); +void _bmp_input_buffer(bmp_decompress_struct_p bmp_ptr, + uint8_t* src_buf, + FX_DWORD src_size); +FX_DWORD _bmp_get_avail_input(bmp_decompress_struct_p bmp_ptr, + uint8_t** avial_buf_ptr); +#define BMP_PTR_NOT_NULL(ptr, bmp_ptr) \ + if (ptr == NULL) { \ + _bmp_error(bmp_ptr, "Out Of Memory"); \ + return 0; \ + } +typedef struct tag_bmp_compress_struct bmp_compress_struct; +typedef bmp_compress_struct* bmp_compress_struct_p; +typedef bmp_compress_struct_p* bmp_compress_struct_pp; +struct tag_bmp_compress_struct { + BmpFileHeader file_header; + BmpInfoHeader info_header; + uint8_t* src_buf; + FX_DWORD src_pitch; + FX_DWORD src_row; + uint8_t src_bpp; + FX_DWORD src_width; + FX_BOOL src_free; + FX_DWORD* pal_ptr; + FX_WORD pal_num; +#ifdef BMP_SUPPORT_BITFIELD + uint8_t bit_type; +#endif +}; +bmp_compress_struct_p _bmp_create_compress(); +void _bmp_destroy_compress(bmp_compress_struct_p bmp_ptr); +FX_BOOL _bmp_encode_image(bmp_compress_struct_p bmp_ptr, + uint8_t*& dst_buf, + FX_DWORD& dst_size); |